Oct. 2023 Fukuoka-ken Fukuoka-shi Expected value of LF field strength Transmitting Station: Ohtakadoya-yama LF station Latitude of receiver(Degree): 33.60 Longitude of receiver(Degree): 130.42 Distance from Ohtakadoya-yama LF station (km): 1031 Time(JST) Field Strength(mV/m) Field Strength(dB uV/m) 0:00 1.178 61.4 1:00 1.178 61.4 2:00 1.178 61.4 3:00 1.178 61.4 4:00 1.178 61.4 5:00 0.978 59.8 6:00 0.696 56.9 7:00 1.079 60.7 8:00 1.139 61.1 9:00 1.038 60.3 10:00 0.919 59.3 11:00 0.849 58.6 12:00 0.840 58.5 13:00 0.896 59.0 14:00 1.005 60.0 15:00 1.118 61.0 16:00 1.123 61.0 17:00 0.779 57.8 18:00 0.810 58.2 19:00 1.178 61.4 20:00 1.178 61.4 21:00 1.178 61.4 22:00 1.178 61.4 23:00 1.178 61.4